11604869 has 4 divisors (see below), whose sum is σ = 11778144. Its totient is φ = 11431596.

The previous prime is 11604841. The next prime is 11604871. The reversal of 11604869 is 96840611.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11604869 - 2⁸ = 11604613 is a prime.

It is a super-2 number, since 2×11604869² = 269345969014322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11604809) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 86537 + ... + 86670.

It is an arithmetic number, because the mean of its divisors is an integer number (2944536).

Almost surely, 2^11604869 is an apocalyptic number.

It is an amenable number.

11604869 is a deficient number, since it is larger than the sum of its proper divisors (173275).

11604869 is an equidigital number, since it uses as much as digits as its factorization.

11604869 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173274.

The product of its (nonzero) digits is 10368, while the sum is 35.

The square root of 11604869 is about 3406.5919920061. The cubic root of 11604869 is about 226.4019070810.

The spelling of 11604869 in words is "eleven million, six hundred four thousand, eight hundred sixty-nine".